Which describes step three of a muscle contraction? The sarcomere lengthens.
The space between sarcomeres increases.
Actin and myosin are partially overlapped.
Actin and myosin are completely overlapped.

Anurse is in the dining room and overhears a new nurse tell a client with body dysmorphic disorder that she's much too thin and must eat more before she can go home. the client bursts into tears and runs out of the dining room. what is the best way for the nurse to address this situation?

You are observing different types of cells in your science lab. one cell has many chloroplasts. what is the most likely function of this cell? a. energy production b. photosynthesis c. reproduction d. digestion

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic